.upload-shell [hidden] {
  display: none !important;
}

.upload-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  border: 1px solid var(--border);
  background: var(--panel);
}

.upload-guide,
.upload-panel {
  display: grid;
  align-content: space-between;
  gap: 28px;
  min-height: 540px;
  padding: 28px;
}

.upload-guide {
  border-right: 1px solid var(--border);
}

.upload-guide h1 {
  max-width: 600px;
  font-size: clamp(34px, 4vw, 56px);
}

.upload-intro {
  max-width: 620px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}

.upload-panel {
  align-content: start;
}

.upload-fields {
  display: grid;
  gap: 8px;
}

.field-note {
  margin: -2px 0 8px;
  color: var(--muted);
  font-size: 11px;
}

.form-error {
  min-height: 20px;
  color: var(--red);
  font-size: 12px;
  font-weight: 600;
}

.pack-preview {
  display: grid;
  gap: 8px;
  border: 1px solid var(--border);
  padding: 14px;
  background: var(--panel-2);
}

.pack-preview h3 {
  margin: 0;
  font-size: 18px;
}

.pack-preview > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 12px;
}

.pack-counts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 4px 0 0;
}

.pack-counts div {
  display: inline-flex;
  gap: 4px;
  border: 1px solid var(--border);
  padding: 4px 7px;
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: 10px;
}

.pack-counts dt,
.pack-counts dd {
  margin: 0;
}

.pack-counts dt {
  color: var(--muted);
}

.upload-status-message {
  padding: 0 16px 12px;
  color: var(--muted);
  font-size: 12px;
}

.progress-track {
  height: 6px;
  margin: 0 16px 12px;
  overflow: hidden;
  background: var(--panel-3);
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width 180ms ease;
}

.upload-status.active .progress-track span {
  background: var(--green);
}

.upload-status.failed .progress-track span {
  background: var(--red);
}

.upload-events:empty {
  display: none;
}

.upload-safety {
  margin-top: 0;
}

@media (max-width: 900px) {
  .upload-layout {
    grid-template-columns: 1fr;
  }

  .upload-guide {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .upload-guide,
  .upload-panel {
    min-height: 0;
  }
}

@media (max-width: 620px) {
  .upload-guide,
  .upload-panel {
    padding: 20px;
  }
}